Answer:
According to the map you have I believe your answer would be:
B.) Near the northern end of the island
On the elevation meter included on the map, it shows that the highest point is in a reddish-purple which is the mountain located on the northern half of the map. It states that it is about 500-507 meters tall if I'm not mistaken.
Step-by-step explanation:
Have a great rest of your day
#TheWizzer